NotEvenHere17
NotEvenHere17 NotEvenHere17
  • 14-05-2022
  • Mathematics
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A sequence is represented by the formula an=-5+a(n-1). If a4 = 20, what is the 6th term in the sequence?

PLEASE HELP!!​

Respuesta :

Аноним Аноним
  • 14-05-2022

Answer:

10

Step-by-step explanation:

Formula :

  • aₙ = -5 + aₙ₋₁

Finding a₅ :

  • a₅ = -5 + a₄
  • a₅ = -5 + 20
  • a₅ = 15

Finding a₆ :

  • a₆ = -5 + a₅
  • a₆ = -5 + 15
  • a₆ = 10
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